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Finding the Fourth Proportional to 243,755.95, 365,596.83 and 93,974.38

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Solution

The fourth proportional to 243,755.95, 365,596.83 and 93,974.38 is: 140,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,755.95 : 365,596.83 = 93,974.38 : x
  2. Step 2: Convert to fraction form
    243,755.95/365,596.83 = 93,974.38/x
  3. Step 3: Cross multiply
    243,755.95x = 365,596.83 × 93,974.38
  4. Step 4: Simplify right side
    243,755.95x = 34,356,735,429.22
  5. Step 5: Solve for x
    x = 34,356,735,429.22/243,755.95
  6. Step 6: Final answer
    x = 140,947.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.